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Urinalysis

A urinalysis tests the urine for color, clarity (clear or cloudy), odor, concentration, and acidity (pH). It also checks for abnormal levels of protein, sugar, and blood cells or other substances that, if found in the urine, may indicate an illness or disease somewhere in the body.

A person may have a urinalysis:

  • As part of a routine physical exam.
  • To screen for a disease or infection of the urinary tract. Symptoms that may cause a doctor to order a urine test include discolored or foul-smelling urine, pain during urination, difficulty urinating, flank pain, or fever.
  • To monitor the treatment of certain conditions, such as diabetes, kidney stones, urinary tract infection, or some types of kidney or liver disease.
Author Jeannette Curtis
Author Caroline Rea, RN, BS, MS
Editor Kathleen M. Ariss, MS
Editor Susan Van Houten, RN, BSN, MBA
Associate Editor Tracy Landauer
Associate Editor Pat Truman
Primary Medical Reviewer Patrice Burgess, MD
- Family Medicine
Primary Medical Reviewer Adam Husney, MD
- Family Medicine
Primary Medical Reviewer Kathleen Romito, MD
- Family Medicine
Last Updated May 25, 2007

WebMD Medical Reference from Healthwise

Last Updated: May 25, 2007
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.